2025年英语四六级考试语法重点与难点解析试卷

2025年英语四六级考试语法重点与难点解析试卷考试时间：______分钟总分：______分姓名：______第一部分：语法填空阅读下面的短文，文中有10处空白，每处空白有3个选项，请根据上下文要求，为每处空白选出一个最佳选项，并在答题卡上将该项涂黑。Thehumanbrainisincrediblycomplex,1_________morethan86billionneurons2_________.Theseneuronscommunicatewitheachotherthroughelectricalandchemicalsignals,3_________informationthroughoutthebrainandbody.Theprocessoflearninginvolvescreatingnewconnectionsbetweenneurons,4_________assynapses,whichstrengthenovertimeastheyarerepeatedlyused.Neuroplasticity,thebrain'sabilitytochangeandadapt,5_________thislearningprocesspossible.Itallowsustoacquirenewskills,formmemories,andrecoverfrombraininjuries.However,thebrain'scapacityforlearningisnotunlimited.Factorssuchasage,health,andmotivationcanallinfluencehoweasilywecanlearnnewinformation.Engaginginmentalexercises,stayingsociallyactive,andmaintainingahealthylifestylecanallhelptosupportbrainhealthandenhancelearningcapabilities.1.A.whichB.thatC.what2.A.andB.orC.but3.A.transmittingB.transmitC.transmitted4.A.knownB.knowntobeC.areknown5.A.makesB.makingC.made第二部分：句子改错下列每个句子中均有一个错误，请找出错误并改正。1.Shedidn'tknowwherewerethekeysthatshehadlost.__________2.ThemanageraskedmewhetherdidIfinishthereportyesterday.__________3.IfIhadknownyouwereintrouble,Iwouldhavehelpedyouimmediately.__________4.Itisimportantforustomakesurethatourchildrenarebeingeducatedinasafeenvironment.__________5.Neitherthestudentsnortheteacherwerelateforthemeetingthismorning.__________6.Heissobusythathedoesn'thavetimetogototheparty,norhecan.__________7.Bythetimetheyarrivedatthestation,thetrainhadalreadyleftforanhour.__________8.ToseethesunsetovertheoceanisasightthatIwillneverforget.__________9.Youmustbemorecarefulnexttimeoryouwillmakethesamemistakeagain.__________10.Thebook,whichtitleis"TheGreatGatsby",waswrittenbyF.ScottFitzgerald.__________第三部分：句子合并将下列每对句子合并为一句，要求使用括号内所给的连词或短语，并保持句意完整。1.Sheisatalentedmusician.Shepracticesthepianoeveryday.(although)2.Hedidn'tstudyfortheexam.Hefailedthetest.(so)3.Wewanttobuyanewcar.Wedon'thaveenoughmoney.(but)4.Theweatherwasterrible.Theydecidedtocancelthepicnic.(because)5.HespeaksFrenchfluently.HespentthreeyearslivinginFrance.(as)试卷答案第一部分：语法填空1.B2.A3.A4.A5.A第二部分：句子改错1.were->was(主谓一致：where引导的地点状语从句，其后的名词性从句是句子的真正主语，谓语动词应与从句主语keys一致，keys是可数名词复数，故谓语用was)2.didIfinish->Ifinished(宾语从句语序：askedmewhetherIfinished...是宾语从句，作asked的宾语，宾语从句应使用陈述句语序，即主语+谓语...)3.(正确)4.arebeingeducated->areeducated(非谓语动词作主语补足语：ensurethatourchildrenareeducatedinasafeenvironment是宾语从句，作ensure的宾语，从句中缺少educate的逻辑宾语children，应用areeducated作主语补足语)5.were->was(neither...nor...连接的并列主语，谓语动词与靠近它的主语保持一致，theteacher是单数，故谓语用was)6.norhecan->hecanalso(并列连词：nor连接的并列主语从句hedoesn'thavetime...和hecan...之间缺少并列连词，且nor位于句首，句子需部分倒装，即将助动词do/does/did提到主语前，此处用can；或直接添加并列连词and，构成so...that...not...either...or...的变体，即sobusythathedoesn'thavetime...norhecanalso...)7.foranhour->yet(时态和词义：bythetimetheyarrived...表示动作发生在过去，主句应用过去时态arrived；hadleft表示过去之前已经完成的动作，符合语境；anhour在此处不合逻辑，应为yet，表示“离开才一个小时”)8.(正确)9.or->and(并列连词：or表示选择关系，and表示并列或递进关系，根据句意“你必须下次更小心，否则你会再犯同样的错误”，应表示一种伴随或递进关系，故用and)10.whichtitleis->whosetitleis(关系代词：which指代物book，其后的title在定语从句中作主语，应用关系代词whose引导，whose在从句中作title的定语)第三部分：句子合并1.Althoughsheisatalentedmusician,shepracticesthepianoeveryday.2.Hedidn'tstudyfortheexam,sohefailedthetest.3.We